CN110281337A - A kind of extracting method of archeological site high humidity state fragility wooden cultural relic - Google Patents
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic Download PDFInfo
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- CN110281337A CN110281337A CN201910707979.9A CN201910707979A CN110281337A CN 110281337 A CN110281337 A CN 110281337A CN 201910707979 A CN201910707979 A CN 201910707979A CN 110281337 A CN110281337 A CN 110281337A
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- Prior art keywords
- cultural relic
- wooden cultural
- wooden
- high humidity
- extracting method
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/36—Aliphatic compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/50—Mixtures of different organic impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/0005—Cryogenic treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
- B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
- B27K2240/20—Removing fungi, molds or insects
Abstract
The present invention provides a kind of extracting method of archeological site high humidity state fragility wooden cultural relic.Including using glycol water, glycerin solution or both mixture to carry out pre-treatment step to the fragile waterlogged wooden culture relics in high humidity environment, ethylene glycol solution, glycerin solution or both mixture is made to penetrate into wooden cultural relic；It further include that fast freezing 30s-2min is carried out to pretreated wooden cultural relic, the wooden cultural relic after then taking out freezing.Preprocessing process can slow down destruction of the liquid nitrogen frozen process to fragile wooden cultural relic, and have positive acting to the subsequent dehydration of waterlogged wooden culture relics setting.The material that this method uses is environmentally protective, nontoxic, cheap and easily-available, will not cause significantly to adversely affect to being further processed for wooden cultural relic.
Description
Technical field
The invention discloses a kind of extracting methods of high humidity state fragility wooden cultural relic.
Background technique
The historical relic's protection of archaeological excavation scene is to carry out the important link of historical relic's protection work, and the purpose is to go out in cultural relic excavation
The first time of soil, fragile historical relic ontology and its Conservation environment to environmental resistance difference implement intervening measure, by the object of historical relic
The load informations such as matter entity, traces form and related microenvironment situation more completely preserve.So-called fragility historical relic refers to that
Material serious deterioration, performance big portion loses traces, the trace of various unearthed relics etc. in buring environment a bit.From substance
From the aspect of body existence form and structural constituent, these fragile matter historical relics have the spy of vulnerability, mutability and irreversibility
Point.Specific manifestation are as follows: degradation speed is fast after excavation is unearthed, and cultural relic entity morphs or even damages completely in the short time.Pass through
Protection practice in recent years for the protection key of fragile historical relic as can be seen that be to unearthed environment and historical relic ontology implementation section
It learns and intervenes.Under usual conditions, since the condition of archeological site is complex, the protection for not being well positioned to meet fragile historical relic is needed
It asks.Therefore, fragility historical relic extracted, be transported to laboratory progress allopatric protection processing, obtained historical relic's protection worker
It is more and more to pay attention to.
Summary of the invention
To solve the above problems, the present invention provides a kind of extracting method of archeological site high humidity state fragility wooden cultural relic.
The object of the present invention is achieved in the following manner: a kind of extraction of archeological site high humidity state fragility wooden cultural relic
Method, including using glycol water, glycerin solution or both mixture to the fragile waterlogged wooden in high humidity environment
Historical relic carries out pre-treatment step, and ethylene glycol solution, glycerin solution or both mixture is made to penetrate into wooden cultural relic；It further include to pre-
Treated, and wooden cultural relic carries out fast freezing 30s-2min, the wooden cultural relic after then taking out freezing.Preprocessing process can
Slow down destruction of the liquid nitrogen frozen process to fragile wooden cultural relic, and has positive work to the subsequent dehydration of waterlogged wooden culture relics setting
With.
The volumetric concentration of glycol water is 50%-60%, and the volumetric concentration of glycerin solution is 50%-60%.
Pretreated mode is at least one of to impregnate, instil or spray, and pretreatment time is 1-3 hours.Guarantee molten
Liquid effectively penetrates into historical relic.
After pre-treatment step is completed, 2~5 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses
The alcohol compound aqueous solution of 10%-20% volumetric concentration is sufficiently impregnated, and is worked and is to pour when spilling liquid nitrogen, avoids to wooden cultural relic
Direct impact, and the integral strength of fragile wooden cultural relic after liquid nitrogen frozen can be effectively improved.Alcohol compound is ethylene glycol, third
The mixture of glycol or both.
The mode for being rapidly frozen processing is that liquid nitrogen frozen handles 30s-2min, continuously pours on wooden cultural relic and spills liquid nitrogen to wood
Matter historical relic entirety fully charge.
Between wooden cultural relic bottom and its supporting body, insertion bamboo stick is separated and forms interactive support.
The freezing wooden cultural relic of taking-up is placed in the acid and alkali-resistance equipped with deionized water or distilled water, in corrosion resistant container, water
Amount there was not wooden cultural relic completely, prevented its quick dehydration shrinkage after defrosting.Acid and alkali-resistance, corrosion resistant container are organic glass
Container.
Wooden cultural relic after extraction is complete, should be transported to as early as possible in the specialized laboratory with preferable protective condition, and
The vibration facter in transportational process should be fully considered during this.
Be directed under high humidity state, water content is higher and the fragile wooden cultural relic of serious deterioration, located in advance using alcohols
Reason is extracted historical relic to the profession with more preferable protective condition from complicated archeological site using liquid nitrogen under certain ancillary measure
Subsequent protection processing is carried out in laboratory.The material that this method uses is environmentally protective, nontoxic, cheap and easily-available, will not be to wood
Being further processed for matter historical relic causes significantly to adversely affect, and is a kind of fragile wooden for high humidity state in complicated archeological site
Matter historical relic safely and effectively extracting method.
Compared with the existing technology, method provided by the invention is under the premise of carrying out pretreated, liquid nitrogen frozen treatment process
Slight to the negative effect of full water fragility wooden cultural relic, the historical relic color difference after freezing changes < 0.01%, deformation quantity < 0.1%, historical relic
The strength of materials is without being decreased obviously.Method provided by the invention avoids chemical material curable type and extracts to wooden cultural relic bring dirt
Dye mainly takes the intensity of liquid nitrogen flash freezer enhancing historical relic；The material previously treated of use and cold source material are environmentally protective, to environment with
Human body is without side-effects, and method provided by the invention is highly suitable in high humidity environment or the large-scale wood of the fragility of thorough impregnation Yu Shuizhong
Matter historical relic, fragile bamboo matter historical relic under water-saturated state same for same environment also have certain be applicable in by the lacquerware of tire of bamboo and wood
Property.
Detailed description of the invention
Fig. 1 is that the colored paint bamboo mat that archeological site extracts in case extracts preceding schematic diagram.
Fig. 2 is the schematic diagram for the colored paint bamboo mat insertion bamboo stick that archeological site extracts in case.
Fig. 3 is that the hydrophilic glycol water of colored paint bamboo mat sprinkling, glycerine that archeological site extracts in case are water-soluble
The schematic diagram of liquid or both mixture.
Fig. 4 is the schematic diagram for the colored paint bamboo mat covering degreasing cotton gauze that archeological site extracts in case.
Fig. 5 is that archeological site extracts the schematic diagram after the colored paint bamboo mat in case freezes.
Fig. 6 is that archeological site extracts the schematic diagram that laboratory is transported to after the colored paint bamboo mat in case extracts.
Specific embodiment
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, including use glycol water, the third three
Alcohol solution or both mixture carries out pre-treatment step to the fragile waterlogged wooden culture relics in high humidity environment, keeps ethylene glycol molten
Liquid, glycerin solution or both mixture penetrate into wooden cultural relic；It further include being rapidly frozen to pretreated wooden cultural relic
30s-2min, the wooden cultural relic after then taking out freezing.Preprocessing process can slow down liquid nitrogen frozen process to fragile wooden text
The destruction of object, and have positive acting to the subsequent dehydration of waterlogged wooden culture relics setting, fast freezing makes historical relic not dehydration as far as possible
Freezing, it can increase fragile wooden cultural relic intensity, fragile wooden cultural relic facilitated to extract and transhipment, but can portion's damage as far as possible it is crisp
Weak wooden cultural relic.
The volumetric concentration of glycol water is 50%-60%, and the volumetric concentration of glycerin solution is 50%-60%.
Pretreated mode is at least one of to impregnate, instil or spray, and pretreatment time is 1-3 hours.Guarantee molten
Liquid effectively penetrates into historical relic.
After pre-treatment step is completed, 2~5 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses
The alcohol compound aqueous solution of 10%-20% volumetric concentration is sufficiently impregnated, and is worked and is to pour when spilling liquid nitrogen, avoids to wooden cultural relic
Direct impact, and the integral strength of fragile wooden cultural relic after liquid nitrogen frozen can be effectively improved.Alcohol compound is ethylene glycol, third
The mixture of glycol or both.
The mode for being rapidly frozen processing is that liquid nitrogen frozen handles 30s-2min, continuously pours on wooden cultural relic and spills liquid nitrogen to wood
Matter historical relic entirety fully charge.
Between wooden cultural relic bottom and its supporting body, insertion bamboo stick is separated and forms interactive support.
The freezing wooden cultural relic of taking-up is placed in the acid and alkali-resistance equipped with deionized water or distilled water, in corrosion resistant container, water
Amount there was not wooden cultural relic completely, prevented its quick dehydration shrinkage after defrosting.Acid and alkali-resistance, corrosion resistant container are organic glass
Container.
Embodiment 1
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: wooden cultural relic is penetrated by way of immersion using the glycol water that volumetric concentration is 50%, pretreatment time is 2 small
When；(3) it is then continuously poured on wooden cultural relic and spills liquid nitrogen to wooden cultural relic entirety fully charge, time 30s then takes out cold
Wooden cultural relic after jelly.
Embodiment 2
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: wooden cultural relic is penetrated by way of instillation using the glycol water that volumetric concentration is 60%, pretreatment time is 1 small
When；(3) after pre-treatment step is completed, 2 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses 10% body
The glycol water of product concentration is sufficiently impregnated；(4) then continuously pour that spill liquid nitrogen integrally complete to wooden cultural relic on wooden cultural relic
Freeze entirely, time 2min, the wooden cultural relic after then taking out freezing.
Embodiment 3
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: wooden cultural relic, pretreatment time 2.2 are penetrated by way of immersion using the glycerin solution that volumetric concentration is 50%
Hour；(3) after pre-treatment step is completed, 3 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses 20%
The glycol water of volumetric concentration is sufficiently impregnated；(4) it is then continuously poured on wooden cultural relic and spills liquid nitrogen to wooden cultural relic entirety
Fully charge, time 1.5min, the wooden cultural relic after then taking out freezing；(5) the freezing wooden cultural relic of taking-up is placed in dress
In the plexiglass box for having deionized water or distilled water, water there was not wooden cultural relic completely, prevented it quick after defrosting
Dehydration shrinkage.
Embodiment 4
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: wooden cultural relic is penetrated by way of sprinkling using the glycerin solution that volumetric concentration is 60%, pretreatment time is 3 small
When；(3) after pre-treatment step is completed, 4 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses 10% body
The glycerin solution of product concentration is sufficiently impregnated；(4) then continuously pour that spill liquid nitrogen integrally complete to wooden cultural relic on wooden cultural relic
Freeze entirely, time 1min, the wooden cultural relic after then taking out freezing；(5) the freezing wooden cultural relic of taking-up is placed in be equipped with and is gone
In the plexiglass box of ionized water or distilled water, water there was not wooden cultural relic completely, prevented its quick dehydration after defrosting
It shrinks.
Embodiment 5
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: the mixed liquor for the glycerin solution that the glycol water and volumetric concentration for the use of volumetric concentration being 50% are 60% passes through leaching
The mode of bubble penetrates into wooden cultural relic, and pretreatment time is 1.5 hours；(3) after pre-treatment step is completed, on wooden cultural relic surface
5 layers of degreasing cotton gauze are covered, degreasing cotton gauze is sufficiently impregnated 5 hours using the glycerin solution of 20% volumetric concentration；(4) so
It is continuously poured on wooden cultural relic afterwards and spills liquid nitrogen to wooden cultural relic entirety fully charge, time 40s, the wood after then taking out freezing
Matter historical relic；(5) the freezing wooden cultural relic of taking-up is placed in the plexiglass box equipped with deionized water or distilled water, water is complete
Do not had wooden cultural relic entirely, and prevented its quick dehydration shrinkage after defrosting.
Embodiment 6
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: the mixed liquor for the glycerin solution that the glycol water and volumetric concentration for the use of volumetric concentration being 55% are 60% passes through drop
The mode of note penetrates into wooden cultural relic, and pretreatment time is 1.2 hours；(3) it is then continuously poured on wooden cultural relic and spills liquid nitrogen to wood
Matter historical relic entirety fully charge, time 60s, the wooden cultural relic after then taking out freezing；(4) the freezing wooden cultural relic of taking-up
It is placed in the plexiglass box equipped with deionized water or distilled water, water there was not wooden cultural relic completely, prevented it in defrosting
Quick dehydration shrinkage afterwards.
Embodiment 7
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: the mixed liquor for the glycerin solution that the glycol water and volumetric concentration for the use of volumetric concentration being 50% are 55% passes through spray
The mode spilt penetrates into wooden cultural relic, and pretreatment time is 3 hours；(3) it after pre-treatment step is completed, is covered on wooden cultural relic surface
3 layers of degreasing cotton gauze of lid, degreasing cotton gauze is using the glycol water of 10% volumetric concentration and the glycerine of 20% volumetric concentration
The mixed liquor of aqueous solution is sufficiently impregnated 4.5 hours；(4) then continuously pour that spill liquid nitrogen integrally complete to wooden cultural relic on wooden cultural relic
Freeze entirely, time 1.5min, the wooden cultural relic after then taking out freezing；(5) the freezing wooden cultural relic of taking-up is placed in and is equipped with
In the plexiglass box of deionized water or distilled water, water there was not wooden cultural relic completely, prevented it from quickly losing after defrosting
Water is shunk.
Embodiment 8
A kind of extracting method of archeological site high humidity state fragility wooden cultural relic, (1) wooden cultural relic bottom and its supporting body it
Between, insertion bamboo stick is separated and forms interactive support；(2) the fragile waterlogged wooden culture relics in high humidity environment are located in advance
Reason: wooden cultural relic is penetrated by way of sprinkling using the glycol water that volumetric concentration is 55%, pretreatment time is 3 small
When；(3) after pre-treatment step is completed, 4 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses 15% body
The mixed liquor of the glycerin solution of the glycol water and 15% volumetric concentration of product concentration is sufficiently impregnated 4 hours；(4) then
It is continuously poured on wooden cultural relic and spills liquid nitrogen to wooden cultural relic entirety fully charge, time 2min is then whole to extract, and integrally mentions
It takes and refers to historical relic, bamboo stick, degreasing cotton gauze and archeological site environment separation, Oscillation Amplitude should be reduced in whole extraction process,
It prevents from cracking；(5) the freezing wooden cultural relic of taking-up is placed in the plexiglass box equipped with deionized water or distilled water, water
Do not had wooden cultural relic completely, and prevented its quick dehydration shrinkage after defrosting；(6) historical relic after the completion of extraction is transported into laboratory
Carry out subsequent protection processing.
Archeological site extracts case (Chu Mu of Chengyang city ruins eight be buried with the dead colored paint bamboo mat):
There are 4 more complete colored paint bamboo mats and several relics overlapped together for extraction, wherein 3 to coat with lacquer red paint
Thin bamboo strip is ground, is formed with the thin bamboo strip weave pattern for coating with lacquer pitch-dark, and in addition 1 is compiled using primary colors thin bamboo strips used for weaving the bottom of as, with coating with lacquer pitch-dark thin bamboo strip
It damasks.It is about 0.25-0.3 centimetres wide, about 0.05-0.06 centimetres thick that colored paint bamboo mat is all made of thin bamboo strip, and coat with lacquer respectively it is red,
After pitch-dark, various floral designs are formed by different weavings.Wherein, size maximum one is about 2.5 meters, and width is
1.8 meters or so, be the maximum colored paint bamboo mat being unearthed so far in Chu, the Warring states, China tomb.
Concrete operations process are as follows: after the sposh and sundries of bamboo mat surrounding profile are cleaned out using clear water first, to bamboo
Seat carries out the information extractions such as 3-D scanning, drawing, photograph work；Secondly according to the size of bamboo mat, using the bamboo wood that elasticity is good, system
The bamboo stick that standby length and width, thickness out respectively may be about 80 × 5 × 0.5cm is spare.When starting extraction operation, first bamboo mat is selected with coffin chamber
Face is combined there are the position in gap, is close to coffin chamber ground with bamboo stick and is carefully inserted into bamboo mat bottom, after first bamboo stick insertion
Several bamboo sticks are sequentially inserted into the bamboo stick or so, until bamboo mat is completely disengaged with coffin chamber ground.In addition it is being mentioned to reduce liquid nitrogen
It directly impacts caused by bamboo mat during taking, is first carried out in the glycol water that bamboo mat surface sprinkling volumetric concentration is 30%
Pretreatment, makes glycol water penetrate into wooden cultural relic by way of immersion, instillation or sprinkling, and pretreatment time is that 1-3 is small
When, and be covered each by 2,3,4,5 layers of degreasing cotton gauze soaked with 20% glycol water in the covering of bamboo mat surface or do not cover
Lid degreasing cotton gauze.It splashes processing etc. liquid nitrogen can be carried out after the completion of above-mentioned work, liquid nitrogen of splashing carries out 3-5 times back and forth, the time
Finally connected bamboo stick until bamboo mat is an entirety together with surrounding medium and degreasing cotton gauze fully charge for 30s-2min
Bottom liner takes out together.The bamboo mat extracted is placed in the organic glass cylinder equipped with deionized water, it is subsequent to transport laboratory progress back
Protection processing.Schematic diagram is as shown in figs 1 to 6.
What has been described above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art,
Without depart from that overall concept of the invention, several changes and improvements can also be made, these also should be considered as of the invention
Protection scope.
Claims (9)
1. a kind of extracting method of archeological site high humidity state fragility wooden cultural relic, it is characterised in that: including using ethylene glycol water
Solution, glycerin solution or both mixture carry out pre-treatment step to the fragile waterlogged wooden culture relics in high humidity environment, make
Ethylene glycol solution, glycerin solution or both mixture penetrate into wooden cultural relic；It further include being carried out to pretreated wooden cultural relic
It is rapidly frozen 30s-2min, the wooden cultural relic after then taking out freezing.
2. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 1, it is characterised in that: second
The volumetric concentration of two alcohol solutions is 50%-60%, and the volumetric concentration of glycerin solution is 50%-60%.
3. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 1, it is characterised in that: pre-
The mode of processing is at least one of to impregnate, instil or spray, and pretreatment time is 1-3 hours.
4. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 1, it is characterised in that: pre-
After processing step is completed, 2~5 layers of degreasing cotton gauze are covered on wooden cultural relic surface, degreasing cotton gauze uses 10%-20% volume
Concentration alcohol compound aqueous solution is sufficiently impregnated.
5. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 4, it is characterised in that: alcohol
Class compound is the mixture of ethylene glycol, propylene glycol or both.
6. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 1, it is characterised in that: fast
The mode of fast freezing processing is liquid nitrogen frozen processing, continuously pours on wooden cultural relic and spills liquid nitrogen 30s-2min.
7. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 1, it is characterised in that:
Between wooden cultural relic bottom and its supporting body, insertion bamboo stick is separated and forms interactive support.
8. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 1, it is characterised in that: take
Freezing wooden cultural relic out is placed in the acid and alkali-resistance equipped with deionized water or distilled water, in corrosion resistant container, and water did not had completely
Wooden cultural relic.
9. the extracting method of archeological site high humidity state fragility wooden cultural relic according to claim 8, it is characterised in that: resistance to
Soda acid, corrosion resistant container are plexiglass box.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112812544A (en) * | 2021-02-04 | 2021-05-18 | 浙江大学 | In-situ solid multi-coated extraction material and extraction recovery method for underwater fragile cultural relics |
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| CN101890746A (en) * | 2010-06-02 | 2010-11-24 | 浙江省博物馆 | Solidification method and equipment for unearthed bamboo and wooden wares |
| CN106799781A (en) * | 2017-02-21 | 2017-06-06 | 中国林业科学研究院木材工业研究所 | A kind of waterlogged wooden culture relics reinforcement means of utilization nano-cellulose |
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| CN112812544A (en) * | 2021-02-04 | 2021-05-18 | 浙江大学 | In-situ solid multi-coated extraction material and extraction recovery method for underwater fragile cultural relics |
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